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Questions and Answers
What is the main cause of the spark or crackle when synthetic clothes are taken off in dry weather?
What is the main cause of the spark or crackle when synthetic clothes are taken off in dry weather?
- Chemical reaction between the clothes and air
- Static magnetic fields surrounding the clothes
- Accumulation of electric charges through rubbing of insulating surfaces (correct)
- Presence of tiny insects in the clothing
How is static electricity generated in the context described in the text?
How is static electricity generated in the context described in the text?
- Through chemical reactions between clothing fibers
- Via accumulation of electric charges through surface rubbing (correct)
- By the movement of insulating surfaces
- Due to magnetic interactions between clothes
What is the main focus of electrostatics as mentioned in the text?
What is the main focus of electrostatics as mentioned in the text?
- Investigation of chemical properties of static charges
- Analysis of lightning phenomena
- Study of moving electric charges
- Examination of forces and fields from static charges (correct)
Which statement accurately describes the term 'static' as used in the text?
Which statement accurately describes the term 'static' as used in the text?
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What causes the sensation of an electric shock when opening a car door or holding a bus iron bar, as per the text?
What causes the sensation of an electric shock when opening a car door or holding a bus iron bar, as per the text?
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